Native Instruments KOMPLETE KONTROL S88 MK2 88-Key Controller for KOMPLETE - Manual (Page 124)

2. Turn the Transpose knob to raise or lower the MIDI notes by the desired value.
→ The Key Zone is transposed.
When splitting a transposed Key Zone, the original transpose value is also applied to the newly
created Key Zone.
The original transpose value also is applied to the newly created Key Zone.
If you transpose one-key wide Key Zones, you can specify the pitch for one-shot samples.
Using the MIDI Assignment Editor
Creating Key Zones
KOMPLETE KONTROL S-Series - Manual - 124